4. Communications: radio wave antennas
  5. Antennas
  6. Wave guide type

Thomas A. Drake

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Common aperture reflector antenna with improved feed design

Communications: radio wave antennas – Antennas – Wave guide type
Reexamination Certificate

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Folded cavity-backed slot antenna

Communications: radio wave antennas – Antennas – Slot type
Reexamination Certificate

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High power variable slide RF tuner

Electricity: electrical systems and devices – Electrostatic capacitors – Variable
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2009415

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